Values.PromptMetadataEntrySourceContains a key-value pair that defines a metadata tag and value to attach to a prompt variant. For more information, see Create a prompt using Prompt management.
type nonrec t = {key : PromptMetadataKey.t;The key of a metadata tag for a prompt variant.
*)value : PromptMetadataValue.t;The value of a metadata tag for a prompt variant.
*)}